Exam 16: The Special Senses

The sensory ________ of the eye consists of an outer pigmented layer and an inner neural layer.

Sensory receptors for taste are called

In conduction deafness, sound vibrations cannot travel from the external ear to the internal ear. Knowing the pathway of sound through the ear, which of these could cause conduction deafness?

The tensor tympani and ________ are skeletal muscles that limit the vibrations of the ear ossicles to protect them from damage.

Nerve axons from the lateral portion of each retina

The ability of the eye to focus on nearby objects is a process called ________.

Which cranial nerve does not innervate the extrinsic eye muscles?

What axons decussate in the optic chiasma?

The cristae in the inner ear contain the receptors for

The basilar membrane supports the

Each of the following structures participates in bending of light entering the eye except the

Scientists who are trying to find a way to make neurons divide to heal nerve injuries often study the body's few mitotic neurons. These neurons include the

The transmission of sound vibrations through the external acoustic meatus occurs chiefly through

Identify the routes by which middle ear infections can easily spread beyond the petrous region of the temporal bone.

Which of the following would not be associated with strabismus, or double vision that occurs because the eyes do not move together to view the same point in the visual field?

The bony labyrinth is located in which portion of the temporal bone?

The transparency of the cornea is due to the presence of air-filled corneal epithelial cells.

Describe the production of aqueous and vitreous humors of the eye, and identify the structures involved in drainage.

The calcium carbonate crystals of the macula are called the

The cristae ampullares in the inner ear are located in the